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Class Information
Number: 204/451
Name: Chemistry: electrical and wave energy > Processes and products > Electrophoresis or electro-osmosis processes and electrolyte compositions therefor when not provided for elsewhere > Capillary electrophoresis
Description: Process involving electromigration of particles or components in a conducting liquid or fluent material inside a tube with an inside diameter less than 1 mm.


Sub-classes under this class:

Class Number Class Name Patents
204/455 Using gel-filled capillary 157
204/454 With adjustment or alteration of electro-osmotic bulk flow 116
204/452 With detailed detection 301
204/453 With injection 195


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
7625474 Method for a microfluidic weaklink device Dec. 1, 2009
7625475 Nanotube fluid pump Dec. 1, 2009
7597790 Flow control systems Oct. 6, 2009
7588671 Microfluidic treatment method and device Sep. 15, 2009
7586091 Mass spectrometric system and mass spectrometry Sep. 8, 2009
7578916 Emulsions of ionic liquids Aug. 25, 2009
7578915 Multichannel microscale system for high throughput preparative separation with comprehensive collection and analysis Aug. 25, 2009
7572357 Chiral temperature gradient focusing Aug. 11, 2009
7556932 Particle based homogeneous assays using capillary electrophoresis with laser-induced fluorescence detection Jul. 7, 2009
7553622 Process for preparing processed sample liquid solution for electrophoresis Jun. 30, 2009
7537679 Materials classifier, method of using, and method of making May. 26, 2009
7534334 Apparatus and method for concentrating and filtering particles suspended in a fluid May. 19, 2009
7527767 Micro-fluidic system with sensors respectively assigned to plural fluid paths May. 5, 2009
7517441 Electrophoretic buffer Apr. 14, 2009
7491305 High density electrophoresis device and method Feb. 17, 2009
7465381 Electrokinetic molecular separation in nanoscale fluidic channels Dec. 16, 2008
7459069 Electrophoresis device and the use thereof Dec. 2, 2008
7459068 Multi-capillary electrophoresis apparatus Dec. 2, 2008
7455758 Fluidic microsystem comprising field-forming passivation layers provided on microelectrodes Nov. 25, 2008
7439075 Method and device for withdrawing suspended microparticles from a fluidic microsystem Oct. 21, 2008
7425254 Fractionation of macro-molecules using asymmetric pulsed field electrophoresis Sep. 16, 2008
7422669 Microfluidic device and method for focusing, segmenting, and dispensing of a fluid stream Sep. 9, 2008
7413642 Material separation device Aug. 19, 2008
7410559 Electrophoresis methods Aug. 12, 2008
7396444 Device to operate a laboratory microchip Jul. 8, 2008
7384525 Electrophoretic analysis system having in-situ calibration Jun. 10, 2008
7347921 Apparatus and method for threading a biopolymer through a nanopore Mar. 25, 2008
7344628 Capillary electrophoresis-electrochemical detection microchip device and supporting circuits Mar. 18, 2008
7341653 Method and device for separating particle Mar. 11, 2008
7341652 Stationary capillary electrophoresis system Mar. 11, 2008
7332902 Micro sensor for electrochemically monitoring residue in micro channels Feb. 19, 2008
7316770 Method of electrophoresis, electrophoresis apparatus and capillary array Jan. 8, 2008
7314550 Analytical separations with polyelectrolyte layers, molecular micelles, or zwitterionic polymers Jan. 1, 2008
7307141 Thermoresponsive sensor comprising a polymer solution Dec. 11, 2007
7297244 Capillary electrophoresis systems and additives Nov. 20, 2007
7297243 Methods for forming small-volume electrical contacts and material manipulations with fluidic microchannels Nov. 20, 2007
7294247 Electrophoretic separating device and method for using the device Nov. 13, 2007
7285421 Apparatus for capillary electrophoresis and associated method Oct. 23, 2007
7279082 Method of reacting carboxylic acids Oct. 9, 2007
7276170 Laminar flow-based separations of colloidal and cellular particles Oct. 2, 2007
7265348 Apparatus for dispensing a sample in electrospray mass spectrometers Sep. 4, 2007
7252928 Methods for prevention of surface adsorption of biological materials to capillary walls in microchannels Aug. 7, 2007
7250096 Capillary electrophoresis apparatus and method Jul. 31, 2007
7244961 Integrated system with modular microfluidic components Jul. 17, 2007
7243670 Microfluidic system Jul. 17, 2007
7238268 Microfluidic devices for the controlled manipulation of small volumes Jul. 3, 2007
7238269 Sample processing device with unvented channel Jul. 3, 2007
7229539 Destructible surfactants and uses thereof Jun. 12, 2007
7223325 Method for orthogonal analyte stacking/injection systems in electrophoresis May. 29, 2007
7217350 Mobility and effects arising from surface charge May. 15, 2007

1 2 3 4 5 6 7 8 9 10


 
 
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